Wide Opening ND18 Screw Thread GC Vial Sigma Aldrich
Headspace Vials & Headspace Caps – Aijiren Technologies
Headspace vial caps are available in a variety of materials including aluminum, bimetal, and steel; headspace vial cap septa are available in PTFE/silicone, molded PTFE/butyl, and high-temperature varieties. Our headspace vial caps come in either 11 mm, 18 mm, 20 mm or 22 mm sizes. Most used headspace vial caps are crimp cap style.
2ml HPLC Vial Manufacturers, Suppliers, Factory, Wholesale
Cheap 18mm thread headspace glass v...